Universal joint



FIG. 1 is a perspective view of a universal joint, embodying my newdesign;

FIG. 2 is a front elevational view thereof, the rear elevational viewthereof being the same;

FIG. 3 is a side elevational view thereof, the opposite side elevationalview thereof being the same;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The broken lines shown in the figures are for illustrative purposes onlyand form no part of the claimed design.

The ornamental design for a universal joint, as shown and described.